Update an IP address's RDNS

put https://api.linode.com/{apiVersion}/networking/ips/{address}

Sets RDNS on an IP Address. Forward DNS must already be set up for reverse DNS to be applied. If you set the RDNS to null for public IPv4 addresses, it will be reset to the default ip.linodeusercontent.com RDNS value.

linode-cli networking ip-update \
  203.0.113.1 \
  --rdns "test.example.org"

<https://www.linode.com/docs/products/tools/cli/get-started/>

ips:read_write

<https://techdocs.akamai.com/linode-api/reference/get-started#oauth>